Audi A4 B9 Rear Tail Light Lamp Outer Wire Connector Plug Left N/S 8W5945069A

The Audi A4 S LINE 2017 is a precisely designed original part intended for use in Audi brand vehicles. The product, with its OEM factory designation, has been created with the aim of maintaining full compliance with factory specifications, which translates into stable operating parameters and predictable component behavior during daily use.

Specifications and technical data

• SKU: 8W5945069A-1
• Mark: Audi
• Condition: Used
• OEM Part Number: 8W5945069A
• Substitutable numbers: 8W5945069A, 8W5 945 069 A
• Location on the vehicle: Rear, Left
• Category: Other Starters, Alternators, ECUs & Wiring

Original Origin and Fit for Audi A4 S LINE 2017

The presented component is part of the Audi OE group, meaning it has been designed and manufactured according to the manufacturer's internal standards. Thanks to this, it maintains full compatibility with the factory solutions used in the Audi A4 S LINE version from 2017. Proper geometric and structural fit minimizes the risk of incorrect installation and eliminates the need for modifications.

Original origin also translates to predictable part performance over a longer period of use – operating parameters are close to those assumed by the vehicle manufacturer, which is important for both safety and the durability of cooperating components.

OEM Parameters and Benefits of Using an Original Part

The element designated as OEM has been developed considering the specific structural requirements of the Audi A4 S LINE platform. Using an original part:

• ensures the maintenance of factory assembly tolerances,
• reduces the risk of unwanted play or stress at the installation point,
• facilitates future diagnostics and servicing, as parameters are known and described in the manufacturer's documentation.

For the user, this means stable, repeatable operation of the system in which the part is installed, as well as greater predictability of the vehicle's behavior under various operating conditions. In the case of advanced systems used in modern Audis, using an OEM component helps avoid problems with electronic communication or integration with other modules.

Application in Service, Repairs, and Upgrades

The Audi A4 S LINE 2017 product is suitable for both standard replacement of worn-out parts and more extensive servicing, such as post-accident repairs or reconstruction of specific vehicle areas. The choice of an original part is particularly important where maintaining factory geometry and correct cooperation with adjacent components are crucial.

If you are planning a broader scope of work related to the vehicle's body or structure and are considering using parts from a dismantled vehicle, it is worth reading the guide: how to safely select used body and chassis parts for post-accident repairs. This will help you better plan the scope of replacement and select parts consciously and economically.

Why Choose an Audi OE Component

Choosing parts from the Audi OE group is a solution preferred by many professional mechanics and workshops specializing in the Audi brand. Key advantages include:

• consistency with the vehicle's original technical documentation,
• easier identification and selection of parts during subsequent inspections,
• maintenance of the operating characteristics intended by the manufacturer.

For the end-user, this means more predictable operating costs and a lower risk of unplanned vehicle downtime due to issues with aftermarket part fitment.

User Comfort and Further Customization Options

Using original components in the Audi A4 S LINE 2017 creates a solid foundation for potential further vehicle modifications – both functional and visual. Maintaining consistency with factory specifications facilitates later upgrades with premium elements, including solutions that improve ergonomics and driving experience.

If you are considering upgrading the interior with more advanced solutions, such as sports or luxury steering wheels, it is worth reading the guide: when it pays to replace a steering wheel with a premium model and how to choose the right version. This will help you better plan the next stages of your Audi's modernization, while maintaining high quality and technical consistency throughout the vehicle.